package edu.example.paperselection;

public abstract class Paper {
    private final String title;

    public Paper(String title) {
        this.title = title;
    }

    public String getTitle() {
        return title;
    }

    @Override
    public String toString() {
        return getClass().getSimpleName() + ": " + title;
    }
}

// Thesis.java, JournalPaper.java, ConferencePaper.java 实现略